//
// Created by 有理想 on 2021/4/3.
//
#include <stdio.h>
int sum(int x,int y)
{
    return x+y;
}
int main()
{
    int a,b,c;
    printf("请输入要相加的两个数：");
    scanf("%d %d",&a,&b);
    c = sum(a,b);
    printf("a + b = %d",c);
}

